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trigonometric function special triangle cotangent secant cosecant 51. Convert from radians to degrees. 52. Use the special right triangle to find the exact value of the trigonometric function cos 30 . 41. Multiply . Assume that all expressions are defined. 42. Divide 53. Use a reference angle to find the value of sin 300º. 54. A 35-foot telephone pole casts a 46-foot shadow on the ground while the sun is shining. To the nearest degree, what is the angle of elevation of the sun from the end of the shadow? (draw a picture first) . Assume that all expressions are defined. 43. Solve the equation . 44. Simplify the expression variables are positive. 55. Solve the equation Use the restrictions to the nearest tenth. . . Assume that all 45. Find the value of the sine, cosine, and tangent functions for where , , and . 56. Tell whether the function shows growth or decay. Then graph the function. 57. Use inverse operations to write the inverse of 1 . 7 58. Write the exponential equation logarithmic form. C B in 59. Write the logarithmic equation exponential from. A in 60. Evaluate log 2 5using mental math. 46. Use a trigonometric function to find the value of x. , –2, 0, 1, 2 to graph the function . Then graph its inverse. Describe the domain and range of the inverse function. 61. Use 45º x 50 62. Express Simplify, if possible. as a single logarithm. 63. Express as a single logarithm. Simplify, if possible. 47. After takeoff from an airport, an airplane’s angle of ascent is 10 . The airplane climbs to an altitude of 10,000 feet. At that point, what is the land distance between the airplane and the airport? Round your answer to the nearest foot. 64. Express log 8-3 as a product. Simplify, if possible. 2 65. Simplify the expression log2 64 66. Evaluate log3 243. 48. Find the values of the six trigonometric functions for 68. Simplify the expression: (-3b)2(b2c)5 69.For the f(x) = -3x + 4, evaluate f(2). 14 48 c 49. Draw an angle with 67. Simplify the expression (3)-1(4)0 in standard position. 50. Find the measure of the reference angle for .